APIS Bibliography

Title	Authors	Year
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems	Wilson, E.J…	1999
Chemistry of Atmospheres	Wayne, R.P…	1999
Leaf injury characteristics of grassland species exposed to ozone in relation to soil moisture condition and vapour pressure deficit.	Bungener, P…	1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.	Van Dobben…	1999
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, M…	1999
Nitrogen deposition makes a minor contribution to carbon sequestration in temperate forests.	Nadelhoffer…	1999
The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach	Johnson, D…	1999
Phytoaccumulation of trace elements by wetland plants II Water hyacinth	Zhu, Y. L…	1999
The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England	Heath, B. A…	1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune	Petersen, R…	1999